<template>
    <div class="tinymce-container editor-container" :class="{ fullscreen: fullscreen }">
        <textarea class="tinymce-textarea" :id="tinymceId"></textarea>
        <div class="editor-custom-btn-container">
            <editor-image color="#1890ff" class="editor-upload-btn" @successCBK="imageSuccessCBK"></editor-image>
        </div>
    </div>
</template>

<script>
import editorImage from './editorImage'
import plugins from './plugins'
import toolbar from './toolbar'

export default {
    name: 'tiny-editor',
    components: { editorImage },
    props: {
        id: {
            type: String
        },
        value: {
            type: String,
            default: ''
        },
        toolbar: {
            type: Array,
            required: false,
            default() {
                return []
            }
        },
        menubar: {
            default: 'file edit insert view format table'
        },
        height: {
            type: Number,
            required: false,
            default: 360
        }
    },
    data() {
        return {
            hasChange: false,
            hasInit: false,
            tinymceId: this.id || 'vue-richtext-' + +new Date(),
            fullscreen: false
        }
    },
    watch: {
        value(val) {
            if (!this.hasChange && this.hasInit) {
                this.$nextTick(() => window.tinymce.get(this.tinymceId).setContent(val))
            }
        }
    },
    mounted() {
        this.initTinymce()
    },
    activated() {
        this.initTinymce()
    },
    deactivated() {
        this.destroyTinymce()
    },
    methods: {
        initTinymce() {
            const _this = this
            window.tinymce.init({
                selector: `#${this.tinymceId}`,
                height: this.height,
                body_class: 'panel-body ',
                object_resizing: false,
                toolbar: this.toolbar.length > 0 ? this.toolbar : toolbar,
                menubar: this.menubar,
                plugins: plugins,
                end_container_on_empty_block: true,
                powerpaste_word_import: 'clean',
                code_dialog_height: 450,
                code_dialog_width: 1000,
                advlist_bullet_styles: 'square',
                advlist_number_styles: 'default',
                imagetools_cors_hosts: ['www.tinymce.com', 'codepen.io'],
                default_link_target: '_blank',
                link_title: false,
                init_instance_callback: editor => {
                    if (_this.value) {
                        editor.setContent(_this.value)
                    }
                    _this.hasInit = true
                    editor.on('NodeChange Change KeyUp SetContent', () => {
                        this.hasChange = true
                        this.$emit('input', editor.getContent())
                    })
                },
                setup(editor) {
                    editor.on('FullscreenStateChanged', (e) => {
                        _this.fullscreen = e.state
                    })
                }
            })
        },
        destroyTinymce() {
            if (window.tinymce.get(this.tinymceId)) {
                window.tinymce.get(this.tinymceId).destroy()
            }
        },
        setContent(value) {
            window.tinymce.get(this.tinymceId).setContent(value)
        },
        getContent() {
            window.tinymce.get(this.tinymceId).getContent()
        },
        imageSuccessCBK(arr) {
            const _this = this
            arr.forEach(v => {
                window.tinymce.get(_this.tinymceId).insertContent(`<img class="wscnph" src="${v.url}" >`)
            })
        }
    },
    destroyed() {
        this.destroyTinymce()
    }
}
</script>

<style scoped>
.tinymce-container {
    position: relative;
}
.tinymce-container>>>.mce-fullscreen {
    z-index: 10000;
}
.tinymce-textarea {
    visibility: hidden;
    z-index: -1;
}
.editor-custom-btn-container {
    position: absolute;
    right: 4px;
    top: 4px;
}
.fullscreen .editor-custom-btn-container {
    z-index: 10000;
    position: fixed;
}
.editor-upload-btn {
    display: inline-block;
}
</style>